From e104596061b219e9bce6d4db49a9d15242f8d2e5 Mon Sep 17 00:00:00 2001
From: Jeff Brown <jeffbrown@google.com>
Date: Tue, 4 Sep 2012 21:38:42 -0700
Subject: Implement remote display service stubs.

Change-Id: I582ed000026bba6d116db8304e15a3c52f8a9a01
---
 media/libmedia/IRemoteDisplayClient.cpp | 102 ++++++++++++++++++++++++++++++++
 1 file changed, 102 insertions(+)
 create mode 100644 media/libmedia/IRemoteDisplayClient.cpp

(limited to 'media/libmedia/IRemoteDisplayClient.cpp')

diff --git a/media/libmedia/IRemoteDisplayClient.cpp b/media/libmedia/IRemoteDisplayClient.cpp
new file mode 100644
index 0000000..4a1b570
--- /dev/null
+++ b/media/libmedia/IRemoteDisplayClient.cpp
@@ -0,0 +1,102 @@
+/*
+ * Copyright (C) 2012 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <stdint.h>
+#include <sys/types.h>
+
+#include <media/IRemoteDisplayClient.h>
+#include <gui/ISurfaceTexture.h>
+#include <utils/String8.h>
+
+namespace android {
+
+enum {
+    ON_DISPLAY_CONNECTED = IBinder::FIRST_CALL_TRANSACTION,
+    ON_DISPLAY_DISCONNECTED,
+    ON_DISPLAY_ERROR,
+};
+
+class BpRemoteDisplayClient: public BpInterface<IRemoteDisplayClient>
+{
+public:
+    BpRemoteDisplayClient(const sp<IBinder>& impl)
+        : BpInterface<IRemoteDisplayClient>(impl)
+    {
+    }
+
+    void onDisplayConnected(const sp<ISurfaceTexture>& surfaceTexture,
+            uint32_t width, uint32_t height, uint32_t flags)
+    {
+        Parcel data, reply;
+        data.writeInterfaceToken(IRemoteDisplayClient::getInterfaceDescriptor());
+        data.writeStrongBinder(surfaceTexture->asBinder());
+        data.writeInt32(width);
+        data.writeInt32(height);
+        data.writeInt32(flags);
+        remote()->transact(ON_DISPLAY_CONNECTED, data, &reply, IBinder::FLAG_ONEWAY);
+    }
+
+    void onDisplayDisconnected()
+    {
+        Parcel data, reply;
+        data.writeInterfaceToken(IRemoteDisplayClient::getInterfaceDescriptor());
+        remote()->transact(ON_DISPLAY_DISCONNECTED, data, &reply, IBinder::FLAG_ONEWAY);
+    }
+
+    void onDisplayError(int32_t error)
+    {
+        Parcel data, reply;
+        data.writeInterfaceToken(IRemoteDisplayClient::getInterfaceDescriptor());
+        data.writeInt32(error);
+        remote()->transact(ON_DISPLAY_ERROR, data, &reply, IBinder::FLAG_ONEWAY);
+    }
+};
+
+IMPLEMENT_META_INTERFACE(RemoteDisplayClient, "android.media.IRemoteDisplayClient");
+
+// ----------------------------------------------------------------------
+
+status_t BnRemoteDisplayClient::onTransact(
+    uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags)
+{
+    switch (code) {
+        case ON_DISPLAY_CONNECTED: {
+            CHECK_INTERFACE(IRemoteDisplayClient, data, reply);
+            sp<ISurfaceTexture> surfaceTexture(
+                    interface_cast<ISurfaceTexture>(data.readStrongBinder()));
+            uint32_t width = data.readInt32();
+            uint32_t height = data.readInt32();
+            uint32_t flags = data.readInt32();
+            onDisplayConnected(surfaceTexture, width, height, flags);
+            return NO_ERROR;
+        }
+        case ON_DISPLAY_DISCONNECTED: {
+            CHECK_INTERFACE(IRemoteDisplayClient, data, reply);
+            onDisplayDisconnected();
+            return NO_ERROR;
+        }
+        case ON_DISPLAY_ERROR: {
+            CHECK_INTERFACE(IRemoteDisplayClient, data, reply);
+            int32_t error = data.readInt32();
+            onDisplayError(error);
+            return NO_ERROR;
+        }
+        default:
+            return BBinder::onTransact(code, data, reply, flags);
+    }
+}
+
+}; // namespace android
-- 
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